diff --git a/Lib/idlelib/idlever.py b/Lib/idlelib/idlever.py
index 6dcab30..5c5edb7 100644
--- a/Lib/idlelib/idlever.py
+++ b/Lib/idlelib/idlever.py
@@ -1 +1 @@
-IDLE_VERSION = "2.6a3"
+IDLE_VERSION = "2.6b1"